vs
8.7Display8.5
9.4Health tracking9.1
Why is Pro 3 2024 better than Pro 4 2026 eckig?
- Battery life (smartwatch mode)6 days vs 5 days+20%
- Battery capacity1,400 mAh vs 440 mAh3.2×
- Screen size2.04″ vs 1.56″+31%
Why is Pro 4 2026 eckig better than Pro 3 2024?
Pro 4 2026 eckig has no measurable advantages in this pair.
Specifications
Side by side
| Design & durability | ||
| Thickness | 10.9 mm | — |
| Case material | Stainless steel | Stainless steel |
| Colours | Black | — |
| Display | ||
| Screen size | 2.04″ | 1.56″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Always-on display | Yes | Yes |
| Resolution (width) | — | 480 px |
| Resolution (height) | — | 480 px |
| Battery | ||
| Battery life (smartwatch mode) | 6 days | 5 days |
| Battery capacity | 1,400 mAh | 440 mAh |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| ECG | Yes | Yes |
| Skin temperature | Yes | Yes |
| HRV tracking | — | Yes |
| Sleep tracking | Yes | Yes |
| Sensors | heart rate, SpO2 | heart rate, SpO2 |
| Connectivity | ||
| Bluetooth | 5.1 | 5.1 |
| Platform | ||
| Works with | iOS, Android | iOS, Android |
| Chipset | — | Jieli AC7013A |
